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Rau epithelia lo lus yooj yim txhais tau tias?

Cov txheej txheem:

Rau epithelia lo lus yooj yim txhais tau tias?
Rau epithelia lo lus yooj yim txhais tau tias?

Video: Rau epithelia lo lus yooj yim txhais tau tias?

Video: Rau epithelia lo lus yooj yim txhais tau tias?
Video: Lyrical: Chammak Challo | Ra One | ShahRukh Khan | Kareena Kapoor 2024, Tej zaum
Anonim

Tshwj xeeb, lub epithelium tej zaum yuav yooj yim los yog stratified. Ib qho yooj yim epithelium yog cov ntaub so ntswg epithelial ua los ntawm tsuas yog ib txheej ntawm cov hlwb epithelial. Cov hlwb no nyob rau hauv kev sib cuag ncaj qha rau hauv qab daus membrane.

Vim li cas thiaj hu ua epithelia yooj yim?

Qhov no yog ib txheej ntawm cov hlwb, thiab cov hlwb yog tag nrho cov columnar siab. … Yog li nws zoo li muaj ntau tshaj ib txheej ntawm cov hlwb. Txawm li cas los xij EM qhia tau tias tag nrho cov hlwb hu rau basal lamina, yog li qhov no yog 'yooj yim' epithelium. Tab sis nws yog hu ua pseudostratified, vim nws tsos.

Yuav ua li cas thiaj hu ua lub epithelium yooj yim?

Epithelial cov ntaub so ntswg uas tsuas yog ib lub cell tuabyog hu ua cov epithelium yooj yim. Yooj yim squamous, yooj yim cuboidal, yooj yim columnar thiab yooj yim pseudostratified yog plaub yam yooj yim epithelium. Epithelium uas yog ob lossis ntau lub hlwb tuab yog hu ua stratified epithelium.

lo lus epithelium txhais li cas?

Lo lus "epithelium" yog hais txog txheej ntawm cov hlwb uas kab kab nruab nrog cev thiab qog. Nws kuj yog cov hlwb uas ua rau sab nrauv ntawm lub cev.

Dab tsi yog qhov yooj yim epithelia muaj?

Epithelia yooj yim

Epithelium yooj yim muaj ntawm ib txheej ntawm cov hlwb Lawv feem ntau yog qhov chaw nqus, zais thiab pom tshwm sim. Lub thinness ntawm epithelial barrier pab txhawb cov txheej txheem no. Cov ntaub so ntswg yooj yim yog feem ntau cais los ntawm cov duab ntawm lawv cov hlwb.

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